home *** CD-ROM | disk | FTP | other *** search
- /****************************************************************************
- * Copyright (c) 1998,2000 Free Software Foundation, Inc. *
- * *
- * Permission is hereby granted, free of charge, to any person obtaining a *
- * copy of this software and associated documentation files (the *
- * "Software"), to deal in the Software without restriction, including *
- * without limitation the rights to use, copy, modify, merge, publish, *
- * distribute, distribute with modifications, sublicense, and/or sell *
- * copies of the Software, and to permit persons to whom the Software is *
- * furnished to do so, subject to the following conditions: *
- * *
- * The above copyright notice and this permission notice shall be included *
- * in all copies or substantial portions of the Software. *
- * *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
- * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
- * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
- * *
- * Except as contained in this notice, the name(s) of the above copyright *
- * holders shall not be used in advertising or otherwise to promote the *
- * sale, use or other dealings in this Software without prior written *
- * authorization. *
- ****************************************************************************/
-
- /****************************************************************************
- * Author: Juergen Pfeifer, 1995,1997 *
- * Contact: http://www.familiepfeifer.de/Contact.aspx?Lang=en *
- ****************************************************************************/
-
- /***************************************************************************
- * Module m_cursor *
- * Correctly position a menus cursor *
- ***************************************************************************/
-
- #include "menu.priv.h"
-
- MODULE_ID("$Id: m_cursor.c,v 1.15 2002/07/06 15:22:16 juergen Exp $")
-
- /*---------------------------------------------------------------------------
- | Facility : libnmenu
- | Function : _nc_menu_cursor_pos
- |
- | Description : Return position of logical cursor to current item
- |
- | Return Values : E_OK - success
- | E_BAD_ARGUMENT - invalid menu
- | E_NOT_POSTED - Menu is not posted
- +--------------------------------------------------------------------------*/
- NCURSES_EXPORT(int)
- _nc_menu_cursor_pos
- (const MENU* menu, const ITEM* item, int* pY, int* pX)
- {
- if (!menu || !pX || !pY)
- return(E_BAD_ARGUMENT);
- else
- {
- if ((ITEM*)0 == item)
- item = menu->curitem;
- assert(item!=(ITEM*)0);
-
- if ( !( menu->status & _POSTED ) )
- return(E_NOT_POSTED);
-
- *pX = item->x * (menu->spc_cols + menu->itemlen);
- *pY = (item->y - menu->toprow) * menu->spc_rows;
- }
- return(E_OK);
- }
-
- /*---------------------------------------------------------------------------
- | Facility : libnmenu
- | Function : pos_menu_cursor
- |
- | Description : Position logical cursor to current item in menu
- |
- | Return Values : E_OK - success
- | E_BAD_ARGUMENT - invalid menu
- | E_NOT_POSTED - Menu is not posted
- +--------------------------------------------------------------------------*/
- NCURSES_EXPORT(int)
- pos_menu_cursor (const MENU * menu)
- {
- WINDOW *win, *sub;
- int x, y;
- int err = _nc_menu_cursor_pos(menu,(ITEM*)0,&y,&x);
-
- if (E_OK==err)
- {
- win = menu->userwin ? menu->userwin : stdscr;
- sub = menu->usersub ? menu->usersub : win;
- assert(win && sub);
-
- if ((menu->opt & O_SHOWMATCH) && (menu->pindex > 0))
- x += ( menu->pindex + menu->marklen - 1);
-
- wmove(sub,y,x);
-
- if ( win != sub )
- {
- wcursyncup(sub);
- wsyncup(sub);
- untouchwin(sub);
- }
- }
- RETURN(err);
- }
-
- /* m_cursor.c ends here */
-